package test_003;

import java.util.Stack;


public class TestStack {
	public static void main(String[] args) {
	    for (int i = 0; i<1; i++) {
	    	getStack();
	    }
	}
	private static void getStack() {
		Stack stack = new Stack();
		stack.push("aa");
		stack.push("bb");
		System.out.println(stack.pop());
		System.out.println(stack.size());
		System.out.println(stack.get(0));
		
	}
}
